On Thu, 2009-06-18 at 19:55 -0400, Mike Frysinger wrote: > On Sat, Jun 13, 2009 at 03:10, Paul Mackerras wrote: > > +typedef struct { > > + long long counter; > > +} atomic64_t; > > lack of volatile seems odd compared to: > include/linux/types.h: > typedef struct { > volatile int counter; > } atomic_t;
Since the counter is only accessed within a spinlock, the volatile wouldn't be very useful here. Cheers, Ben. _______________________________________________ Linuxppc-dev mailing list Linuxppc-dev@lists.ozlabs.org https://lists.ozlabs.org/listinfo/linuxppc-dev